Importantly, green card holders are not barred from entry, and immigration officials will have the authority to issue waivers on a case-by-case basis.

With regard to Iran, the order states:

“Iran has been designated as a state sponsor of terrorism since 1984 and continues to support various terrorist groups, including Hizballah, Hamas, and terrorist groups in Iraq. Iran has also been linked to support for al-Qa’ida and has permitted al-Qa’ida to transport funds and fighters through Iran to Syria and South Asia. Iran does not cooperate with the United States in counterterrorism efforts.”